Viasys Respiratory Care Inc. · Electronic Components
12-4809
Switch, Rotary
Part Number12-4809
ManufacturerViasys Respiratory Care Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-00-832-3940 (NSN)
Federal Item NameSWITCH,ROTARY
Federal Supply Class5930 — Switches
Nominal Thread Size0.375 INCHES SINGLE MOUNTING FACILITY
Contact Load Current Rating0.5 AMPERES RESISTIVE LOAD AC AT SEA LEVEL
Switch Actuator Indexing Position7 SINGLE ACTUATOR
Shaft TypeROUND SINGLE ACTUATOR
Mounting MethodTHREADED BUSHING SINGLE MOUNTING FACILITY
Switch Contact Basic DesignNONPILE-UP SYMMETRICAL AND NONPILE-UP NONSYMMETRICAL
Contact Voltage Rating In Volts110.0 AC AT SEA LEVEL
Thread Series DesignatorUNEF SINGLE MOUNTING FACILITY
Contact Switching ActionBREAKS BEFORE MAKES EACH SECTION REAR
Shaft Diameter0.250 INCHES NOMINAL SINGLE ACTUATOR
Terminal TypeTAB, SOLDER LUG
Vendor Part Numbers184622F2, 711-405149
ProducttraceabilityNo
RohscompliantTBA
IscanonicalY
Hazardousfalse
RohsphthalatescompliantTBA
UseccnUnknown
RH Electronics, Inc. — independent stocking distributor since 1982.
Every shipment inspected on receipt · ISO 9001:2015 · ANSI/ESD S20.20 · ERAI member since 1998 · GIDEP participant
Every shipment inspected on receipt · ISO 9001:2015 · ANSI/ESD S20.20 · ERAI member since 1998 · GIDEP participant
Frequently asked
Is 12-4809 available?
We can source 12-4809 even if it isn't in our active stock list. As an independent distributor we reach inventory outside the franchise channel — including hard-to-find and obsolete parts. Send us a quote request.
Is 12-4809 by Viasys Respiratory Care Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 12-4809 has been discontinued, we can often source remaining stock or qualified alternates. Contact us with your quantity and target date.
How does RH Electronics verify parts like 12-4809?
Every incoming shipment is inspected under our ISO 9001:2015 quality system — documentation, markings, and construction checked against known-good references. For deeper analysis, we direct work through accredited independent labs. We've been an ERAI member since 1998 and a GIDEP participant.
Can you find a cross-reference or alternate for 12-4809?
Yes. Our team reads part numbers the way they were designed — decoding family, speed, temperature grade, package, and reliability level — to identify acceptable alternates when the exact part isn't available. Submit a quote request and we'll advise.